Do you have an allen/hex key attachment for your ratchet? I used this and a long extension for my 3/8 drive and didn't have any trouble...

http://www.canyonchasers.net/shop/generic/images/hex-socket.jpg

__________________
Daily Driver: 02 E430 4MATIC
In the family: '03 E500 // '04 ML500 // 64 220SE